Stainless Steel Motors
39R-3-20-18
20HP, 4P, 3Ph, 230/460V 60Hz, 256TC, TEFC, F1, Foot Mounted, Stainless Steel Motor
Part Number
39R-3-20-18
Product Family
Stainless Steel Motors
Series
39 Series
Horsepower
20
Phase
3
Synchronous Speed
1800
Nominal Speed
1760
Frequency
60
Voltage
230/460V 60Hz
Frame
256TC
Frame Material
Stainless Steel
Flange
'-
Flange Type
'-
Feet
NO
Removable Feet
NO
Rotatable Feet
NO
Double Drilled Feet
NO
Winding Connection
Double Delta / Delta
Full Load Torque (lb-ft)
59.7
Lock Rotor Torque (%)
180
Break Down Torque (%)
220
Full Load Amps
49.6 A @ 230V, 24.8 A @ 460V
LRA (%)
Lock Rotor Amps
Efficiency @ 100% Load
91
Power Factor @ 100% Load
84
kW @ 50 Hz
Synchronous Speed @ 50 Hz
Nominal Speed @ 50 Hz
Full Load Torque (lb-ft) @ 50 Hz
Lock Rotor Torque (%) @ 50 Hz
Break Down Torque (%) @ 50 Hz
Full Load Amps @ 50 Hz
LRA (%) @ 50 Hz
Efficiency @ 100% Load 50 Hz
Power Factor @ 100% Load 50 Hz
Design Code
C
Duty Rating
Code Letter
C
Service Factor @ 60 Hz
1.15
Service Factor @ 50 Hz
Insulation Class
F
Inverter Rated
Bearings (DE / ODE)
6309 (DE), 6309 (ODE)
Impregnation Method
Vacuum Pressure Impregnation (VPI)
PTC Thermistors
Space Heater
Junction Box Material
Stainless Steel
Fan Guard Material
Stainless Steel
Shaft Seal
Mounting Position
F1
Degree of Protection
IP55
Enclosure
TEFC
Finish
Stainless Steel
Net Weight (lbs)
300
Ship Weight (lbs)
350
Warranty Period
1-Year